Home / 12,225,796,394.36-16,871,656,159.15-6,945,688,352.12

Finding the Fourth Proportional to 12,225,796,394.36, 16,871,656,159.15 and 6,945,688,352.12

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Solution

The fourth proportional to 12,225,796,394.36, 16,871,656,159.15 and 6,945,688,352.12 is: 9,585,082,385.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225,796,394.36 : 16,871,656,159.15 = 6,945,688,352.12 : x
  2. Step 2: Convert to fraction form
    12,225,796,394.36/16,871,656,159.15 = 6,945,688,352.12/x
  3. Step 3: Cross multiply
    12,225,796,394.36x = 16,871,656,159.15 × 6,945,688,352.12
  4. Step 4: Simplify right side
    12,225,796,394.36x = 117,185,265,665,476,608,000
  5. Step 5: Solve for x
    x = 117,185,265,665,476,608,000/12,225,796,394.36
  6. Step 6: Final answer
    x = 9,585,082,385.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.